Specifications Overview
The SoundSleep BPAP S25 System (LC-BPAP-25) by Hebei Topson Medical Technology Co., Ltd. is a versatile device offering multiple modes: CPAP, APAP, and BPAP-S. It operates within a pressure range of 4 to 25 cmH2O with a pressure accuracy of ± (0.5 hPa+4%). The ramp time is adjustable from 0 to 60 minutes in 5-minute increments, with starting ramp pressure options varying by mode.

Performance and Features
The device supports a respiratory rate of 5 to 40 BPM and offers sensitivity settings for both inspiration and expiration, ranging from Very Low to Very High. It includes automatic leak and altitude compensation, and humidification settings from 0 to 5. Data can be stored on an SD card or on-board for over a year.

Physical and Environmental Specifications
The dimensions are 14x15.6x9.4 cm without the humidifier and 26.2x15.6x9.4 cm with it, weighing 950g and 1500g respectively. It operates on 100-240 VAC, 50/60 Hz, and has a noise level of less than 30 dB at 10 cmH2O. The device includes a reusable pollen/fine filter and 22mm tubing.

Operational Conditions
The device supports multiple languages (Chinese, English, Spanish) and operates within temperatures of 5° to 35°C, with storage temperatures ranging from -20° to 60°C. It functions in relative humidity levels of 10 to 93% (non-condensing) and altitudes from 0 to 2286 meters.

Risk and Classification
The SoundSleep BPAP S25 is classified as Class IIa, Type BF, with an IP22 rating, indicating its level of protection against ingress of solid objects and moisture.